Table 108 Ddr_Fic_Hpd_Sw_Rw_En_Cr - Microchip Technology Microsemi SmartFusion2 User Manual

Fpga high speed ddr interfaces
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MDDR Subsystem
Table 107 • DDR_FIC_BUF_TIMER_CR
[31:10]
Reserved
[9:0]
DDR_FIC_TIMER
Table 108 • DDR_FIC_HPD_SW_RW_EN_CR
Bit
Number
Name
[31:7]
Reserved
6
DDR_FIC_M1_REN
5
Reserved
4
DDR_FIC_M1_WEN
3
Reserved
2
DDR_FIC_M2_REN
Reserved
1
0
DDR_FIC_M2_WEN
Table 109 • DDR_FIC_HPD_SW_RW_INVAL_CR
Bit
Number
Name
[31:7]
Reserved
6
DDR_FIC_flshM1
5
Reserved
4
DDR_FIC_invalid_M1
0×0
Software should not rely on the value of a reserved bit. To provide
compatibility with future products, the value of a reserved bit should be
preserved across a read-modify-write operation.
0×0
10-bit timer interface used to configure timeout register. Once timer
reaches the timeout value, a flush request is generated by the flush
controller in the DDR_FIC. This port is common for all buffers.
Reset
Value
Description
0×0
Software should not rely on the value of a reserved bit. To provide
compatibility with future products, the value of a reserved bit should be
preserved across a read-modify-write operation.
0×0
1: Enable read buffer for AHBL master1.
0: Disable read buffer for AHBL master1.
0×0
Software should not rely on the value of a reserved bit. To provide
compatibility with future products, the value of a reserved bit should be
preserved across a read-modify-write operation.
0×0
1: Enable write buffer for AHBL master1.
0: Disable write buffer for AHBL master1.
0×0
Software should not rely on the value of a reserved bit. To provide
compatibility with future products, the value of a reserved bit should be
preserved across a read-modify-write operation.
0×0
1: Enable read buffer for AHBL master2.
0: Disable read buffer for AHBL master2.
0×0
Software should not rely on the value of a reserved bit. To provide
compatibility with future products, the value of a reserved bit should
be preserved across a read-modify-write operation.
0×0
1: Enable write buffer for AHBL master2.
0: Disable write buffer for AHBL master2.
Reset
Value
Description
0×0
Software should not rely on the value of a reserved bit. To provide
compatibility with future products, the value of a reserved bit should be
preserved across a read-modify-write operation.
0×0
1: Flush read buffer for AHBL master1.
0: Default
0×0
Software should not rely on the value of a reserved bit. To provide
compatibility with future products, the value of a reserved bit should be
preserved across a read-modify-write operation.
0×0
1: Invalidate write buffer for AHBL master1.
0: Default
Microsemi Proprietary UG0446 User Guide Revision 7.0
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